US president tried to project message of re-engagement with the world and with global institutions after four years of Donald Trump's 'America First' policies
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Announcement comes ahead of a virtual G-7 meeting Friday of world's largest economies where they will discuss how to combat global pandemic
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Up to 90 healthy volunteers will be deliberately infected with virus with goal of developing more effective vaccines and treatments
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Dutch government's COVID-19 policy suffers a major blow when judge orders curfew it imposed lifted immediately, saying government misused its emergency powers
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World Health Organization said UN-led COVAX initiative aims to start shipping about 90 million doses of COVID-19 vaccines to Africa this month
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Top UN officials say of 128 million doses administered, more than three-quarters are in 10 rich countries, leaving much of the world at risk
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Biden administration reiterates support for global initiative to ensure lower-income countries have access to the coronavirus vaccine but has not provided ...
World Health Organization says pandemic is having profound consequences at a time when cases and deaths from deadly disease are rising
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